Co-Investigator. ICD use was associated with reduced mortality in both ischemic and nonischemic cardiomyopathy and in patients with implantable defibrillators: mortality data and mechanistic insights from the Sudden Cardiac Death in Heart Failure Trial (SCD-HeFT).

Co-Investigator. Rationale and Design of the Multicenter, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy of Vasopressin Antagonism in Heart Failure: Outcome Study with Tolvaptan (EVEREST)